CGAL users discussion list

[Matthew Denno <>]

I am not at my computer right now but if I recall there was a thread discussing how to do this a few weeks back.  Maybe you could search and find it.

> On Oct 7, 2009 12:56 AM, "Alejandro Aguilar Sierra" <> wrote:
>
> Hello:
>
> I am studyng example examples/Mesh_2/mesh_global.cpp. The last line
> prints the number of vertices.
>
> std::cout << "Number of vertices: " << cdt.number_of_vertices() << std::endl;
>
> I want to print instead the vertices and then the faces, so I can draw
> the mesh with any mesh viewer.  Actually I am trying to create an OBJ
> file.
>
> First I print the vertices
>
> for (CDT::Vertex_iterator vit = cdt.vertices_begin(); vit!=
> cdt.vertices_end(); ++vit) {
>     std::cout << "v " << (*vit) << " 0" << std::endl;
>  }
>
> Now I want to print the faces, but just the individual faces prints nothing.
>
> for (CDT::Face_iterator fit = cdt.faces_begin(); fit!=
> cdt.faces_end(); ++fit) {
>     std::cout << "f " << (*fit) << std::endl;
> }
>
> Yes I am looking and trying, but no success so far.
>
> How can I get the vertices information from the faces?
>
> Any hint?
>
> Regards,
>
> --
> Alejandro Sierra
> --
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